The crew of a US Airways Express flight found a box cutter during a routine check. No passengers were on board when the blade was found. The flight had arrived from Knox County Regional Airport in Owls Head, Maine. The plane was allowed to depart for Syracuse, N.Y. The flight had originated from Barnstable Municipal Airport in Hyannis, Mass., and had stopped in Boston to pick up passengers before returning to Owls Head. [10/28/2003]Source: Airport Security Report